When do the C-14 atoms decay on each repetition? O always after the half-life mark
O always before the half-life mark
O at random times
O at the same time
in 1,000-year intervals

A100-watt light bulb radiates energy at a rate of 100 j/s. (the watt, a unit of power or energy over time, is defined as 1 j/s.) if all of the light emitted has a wavelength of 525 nm , how many photons are emitted per second?

According to periodic trend, which of the following most likely has the highest ionization energy? kr be ni sc

How does the atmosphere to make earth livable? check all that apply. causes the seasons contains oxygen provides warmth creates important nutrients blocks harmful energy from the sun plz like !